[  523.181874] bond0: (slave eth0): making interface the new active one
[  523.181974] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.376346] bond0: (slave eth0): Releasing backup interface
[  527.446137] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.602293] bond0: (slave eth0): Releasing backup interface
[  531.623410] bond0 (unregistering): Released all slaves